In «Tulskoe NIGP» new production technologies of diamond bits were developed and implemented. This technologies allow improve exploitation characteristics of developed equipment and upgrade serial equipment. Examples of technological background organization of serial and modern diamond bit were given for objects «Central-Kola» expedition and geological organizations of republic Uzbekistan.

Algorithm of projecting of deep wells construction, based on analysis of drilling of first deep wells in Norilsk region is composed. Article shows, that usage of new diamond bits improve efficiency of drilling.

The work is devoted to development and new technology hydraulic transport drill core of drill-hole returns on Buryatgold deposites. Scheme and basis parameters of drilling are given.